depth zone of earth

例句：

1. 1. The geologist found a depth zone of minerals in the rock.
   地质学家在岩石中发现了一个矿物的深度区域。
2. 2. The scientist conducted experiments to study the depth zone of the ocean.
   科学家进行实验以研究海洋的深度区域。
3. 3.The researcher discovered that the depth zone had been disturbed by human activities.
   研究者发现人类活动已经干扰了深度区域的自然状态。